197841280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 256

約数和(自身を含む): 603187200

約数和(自身を除く): 405345920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 43, 52, 56, 64, 65, 70, 79, 80, 86, 91, 104, 112, 128, 130, 140, 158, 160, 172, 182, 208, 215, 224, 260, 280, 301, 316, 320, 344, 364, 395, 416, 430, 448, 455, 520, 553, 559, 560, 602, 632, 640, 688, 728, 790, 832, 860, 896, 910, 1027, 1040, 1106, 1118, 1120, 1204, 1264, 1376, 1456, 1505, 1580, 1664, 1720, 1820, 2054, 2080, 2212, 2236, 2240, 2408, 2528, 2752, 2765, 2795, 2912, 3010, 3160, 3397, 3440, 3640, 3913, 4108, 4160, 4424, 4472, 4480, 4816, 5056, 5135, 5504, 5530, 5590, 5824, 6020, 6320, 6794, 6880, 7189, 7280, 7826, 8216, 8320, 8848, 8944, 9632, 10112, 10270, 11060, 11180, 11648, 12040, 12640, 13588, 13760, 14378, 14560, 15652, 16432, 16985, 17696, 17888, 19264, 19565, 20540, 22120, 22360, 23779, 24080, 25280, 27176, 27520, 28756, 29120, 31304, 32864, 33970, 35392, 35776, 35945, 38528, 39130, 41080, 44161, 44240, 44720, 47558, 48160, 50560, 54352, 57512, 58240, 62608, 65728, 67940, 70784, 71552, 71890, 78260, 82160, 88322, 88480, 89440, 95116, 96320, 108704, 115024, 118895, 125216, 131456, 135880, 143780, 156520, 164320, 176644, 176960, 178880, 190232, 192640, 217408, 220805, 230048, 237790, 250432, 271760, 287560, 309127, 313040, 328640, 353288, 353920, 357760, 380464, 434816, 441610, 460096, 475580, 500864, 543520, 575120, 618254, 626080, 657280, 706576, 760928, 883220, 920192, 951160, 1087040, 1150240, 1236508, 1252160, 1413152, 1521856, 1545635, 1766440, 1902320, 2174080, 2300480, 2473016, 2504320, 2826304, 3043712, 3091270, 3532880, 3804640, 4600960, 4946032, 5652608, 6182540, 7065760, 7609280, 9892064, 12365080, 14131520, 15218560, 19784128, 24730160, 28263040, 39568256, 49460320, 98920640, 197841280]

約数ペア:

[(1, 197841280), (2, 98920640), (4, 49460320), (5, 39568256), (7, 28263040), (8, 24730160), (10, 19784128), (13, 15218560), (14, 14131520), (16, 12365080), (20, 9892064), (26, 7609280), (28, 7065760), (32, 6182540), (35, 5652608), (40, 4946032), (43, 4600960), (52, 3804640), (56, 3532880), (64, 3091270), (65, 3043712), (70, 2826304), (79, 2504320), (80, 2473016), (86, 2300480), (91, 2174080), (104, 1902320), (112, 1766440), (128, 1545635), (130, 1521856), (140, 1413152), (158, 1252160), (160, 1236508), (172, 1150240), (182, 1087040), (208, 951160), (215, 920192), (224, 883220), (260, 760928), (280, 706576), (301, 657280), (316, 626080), (320, 618254), (344, 575120), (364, 543520), (395, 500864), (416, 475580), (430, 460096), (448, 441610), (455, 434816), (520, 380464), (553, 357760), (559, 353920), (560, 353288), (602, 328640), (632, 313040), (640, 309127), (688, 287560), (728, 271760), (790, 250432), (832, 237790), (860, 230048), (896, 220805), (910, 217408), (1027, 192640), (1040, 190232), (1106, 178880), (1118, 176960), (1120, 176644), (1204, 164320), (1264, 156520), (1376, 143780), (1456, 135880), (1505, 131456), (1580, 125216), (1664, 118895), (1720, 115024), (1820, 108704), (2054, 96320), (2080, 95116), (2212, 89440), (2236, 88480), (2240, 88322), (2408, 82160), (2528, 78260), (2752, 71890), (2765, 71552), (2795, 70784), (2912, 67940), (3010, 65728), (3160, 62608), (3397, 58240), (3440, 57512), (3640, 54352), (3913, 50560), (4108, 48160), (4160, 47558), (4424, 44720), (4472, 44240), (4480, 44161), (4816, 41080), (5056, 39130), (5135, 38528), (5504, 35945), (5530, 35776), (5590, 35392), (5824, 33970), (6020, 32864), (6320, 31304), (6794, 29120), (6880, 28756), (7189, 27520), (7280, 27176), (7826, 25280), (8216, 24080), (8320, 23779), (8848, 22360), (8944, 22120), (9632, 20540), (10112, 19565), (10270, 19264), (11060, 17888), (11180, 17696), (11648, 16985), (12040, 16432), (12640, 15652), (13588, 14560), (13760, 14378)]